248880490

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{279641}}^1$

素因数の和:279737

約数の個数: 16

約数和(自身を含む): 453020040

約数和(自身を除く): 204139550

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 279641, 559282, 1398205, 2796410, 24888049, 49776098, 124440245, 248880490]

約数ペア:

[(1, 248880490), (2, 124440245), (5, 49776098), (10, 24888049), (89, 2796410), (178, 1398205), (445, 559282), (890, 279641)]